First, RFID tags can be printed between the paper, the first sight is difficult to see its existence. If someone tries to tamper with the label, the file is destroyed.
Second, the label can be encrypted and locked so that only the recipient can read it.
In addition, RFID tag cost is low. Ensure a high degree of safety in packaging, contracts, official plans or any other important document.
Users can put their secret files under an RFID display, check the file contains RFID tags. In less than a second, the smart Monitor can connect to the cloud and authenticate the file. All that is needed is software, optical devices, and computers. Perhaps in the near future, users can also use mobile phones, laptops and mobile devices to verify RFID tags.